-95.74% is the change from 680 to 29
Calculation steps:
[( 29 - 680 ) ÷ 680] x 100 = -95.74%
Formula
Percentage change = [(29 - 680) / 680] x 100
Subtract the new number by the original number
29 - 680 = -651
-651 ÷ 680 = -0.9573529411764706
-0.9573529411764706 x 100 = -95.74%